$(function() {
    
    var cuf;
    var acuf = $('[id$=cohorte_unidad_formacion_id]').val();
    $.get(
        '/ajax/cohoUdefRel',
        function(data) {
            cuf = data;
            $('.select_udef').each(function() {
                //RelCohoUdef(this);
                });
            
            if($('[id$=0_unidad_formacion_id]').val() == 0) {
                var elem = $('[id$=0_unidad_formacion_id]');
                var new_items = '';
                for(key in cuf.udef) {
                    new_items = new_items + '<option value="'+ key +'">'+ cuf.udef[key] +'</option>\n';
                }
                elem.html(new_items);
                elem.val(1);
                RelCohoUdef(elem.get(0));
            }
            
            if(acuf != '') {
                for(var x in cuf.rel) {
                    for(var y in cuf.rel[x]) {
                        if(cuf.rel[x][y] == acuf) {
                            $('[id$=0_unidad_formacion_id] option[value="' + x +'"]').attr('selected', true);
                            //$('[id$=0_cohorte_id] option[value="' + y +'"]').attr('selected', true);
                            $('[id$=0_cohorte_id]').val(y);
                        }
                    }
                }
            }
        }, 'json');
    //var cuf = $.parseJSON(coho_udef);
    
    function RelCohoUdef(elem) {
        var name = $(elem).attr('name');
        var index = parseInt(name.match(/\d{1,2}/));
        var udef_id = parseInt($('[id$='+ index +'_unidad_formacion_id]').val());
        var new_items = '';
        /*for(key in cuf.coho[udef_id]) {
            new_items = new_items + '<option value="'+ key +'">'+ cuf.coho[udef_id][key] +'</option>\n';
        }
        $('[id$=' + index + '_cohorte_id]').html(new_items);*/
        $('[id$=' + index + '_cohorte_unidad_formacion_id]').val(cuf.rel[$('[id$=' + index + '_unidad_formacion_id]').val()][$('[id$=' + index + '_cohorte_id]').val()]);
    }
    
    $('.select_udef').on('click', function() {
        RelCohoUdef(this);
    });
    
    $('.select_coho').on('click', function() {
        var name = $(this).attr('name');
        var index = parseInt(name.match(/\d{1,2}/));
        var udef_id = parseInt($('[id$='+ index +'_unidad_formacion_id]').val());
        $('[id$=' + index + '_cohorte_unidad_formacion_id]').val(cuf.rel[$('[id$=' + index + '_unidad_formacion_id]').val()][$('[id$=' + index + '_cohorte_id]').val()]);
    });
});